PLS HELP, I am literally in tears. +28 points and brainliest for the person to answer this correctly.

Answer:
All we need to do is find the value of x to solve:
14x+6/3=-8+4x
14x+6=-24+12x
2x+6=-24
2x=-30
x=-15
-3x^2-7
-3(-15^2)-7
-3(225)-7
-675-7
-682
Step-by-step explanation: